Habitat Suitability Report
Inputs
- Species: White shark (Carcharodon carcharias)
- Thinning: Thinned satellite data (PSAT and SPOT)
- Ratio: 1:2 observation:pseudo-absence ratio
- Spatial extent: Cropped to 750 m isobath
- Covariates used: shark specific v3 (sst, depth, month, and seals)
- Metrics: evaluated using true skill staistic (tss) and area under the receiver operator curve (roc_auc)
- Observations: Visual observations (OBIS, iNaturalist, curated lit.)
Nowcast and Forecast Maps
Random Forest Nowcast and Forecast
Boosted Trees Nowcast and Forecast
Maxnet Trees Nowcast and Forecast
GAM Nowcast and Forecast
GLM Nowcast and Forecast
Metrics
| model_type | roc_auc | tss_max | percent_deviance_explained |
|---|---|---|---|
| rf | 0.9546078 | 0.8343841 | 0.5538182 |
| bt | 0.9166438 | 0.7769859 | 0.3739632 |
| maxnet | 0.8984157 | 0.7093361 | NA |
| gam | 0.8952360 | 0.6735925 | 0.3605711 |
| glm | 0.8955101 | 0.7174497 | 0.3409201 |
Variable Importance
Partial Dependence
